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A51B25615-13 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

A51B25615-13: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: DOUBLE HEXAGON W/HOLE, grip_length: 0.985 INCHES NOMINAL IN, head_height: 0.504 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-212-7843, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
A51B25615-13
NSN: 5306-01-212-7843
FSC: 5306 — Bolts
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
head_styleDOUBLE HEXAGON W/HOLE
grip_length0.985 INCHES NOMINAL IN
head_height0.504 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN
thread_length0.860 INCHES NOMINAL IN
surface_finish32.0 MICROINCHES GRIP
fastener_length1.845 INCHES NOMINAL IN
hardness_rating39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
NSN5306-01-212-7843
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A51B25615-13 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE FINISH: 32.0 MICROINCHES GRIP
•
EXTENDED WASHER THICKNESS: 0.123 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.504 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.845 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-8837,TY2,CL1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 0.818 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.860 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
EXTENDED WASHER THICKNESS0.123 INCHES NOMINAL IN
HEAD HEIGHT0.504 INCHES NOMINAL IN
FASTENER LENGTH1.845 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-8837,TY2,CL1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER0.818 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
THREAD LENGTH0.860 INCHES NOMINAL IN
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A51B25615-13?
A51B25615-13 is a BOLT,SHEAR.
What is the NSN for A51B25615-13?
A51B25615-13 is cataloged in the U.S. Government catalog under NSN 5306-01-212-7843. This indicates validated use in U.S. government and defense supply chains.
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